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Subtract 3/9 from 2/18

2/18 - 3/9 is -2/9.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 9 is 18
  2. For the 1st fraction, since 18 × 1 = 18,
    2/18 = 2 × 1/18 × 1 = 2/18
  3. Likewise, for the 2nd fraction, since 9 × 2 = 18,
    3/9 = 3 × 2/9 × 2 = 6/18
  4. Subtract the two fractions:
    2/18 - 6/18 = 2 - 6/18 = -4/18
  5. After reducing the fraction, the answer is -2/9

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